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2026-03-14 - 21:46
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Sat Mar 14, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
16276212364,7sleep20-21swapper/207:06:402
163422114105,6sleep10-21swapper/107:07:311
164642112102,7sleep00-21swapper/007:09:060
111962110101,6sleep30-21swapper/307:05:093
180052580,1sleep318010-21apt-key10:30:003
45882570,1sleep14593-21kthreadcore12:10:181
44512570,0sleep30-21swapper/310:45:183
300112570,0sleep30-21swapper/311:05:243
147962570,0sleep00-21swapper/010:55:160
240102560,0sleep324017-21kthreadcore10:05:173
180692560,1sleep120-21rcuc/110:00:181
144202520,0sleep30-21swapper/310:55:143
1670199281,26cyclictest0-21swapper/208:50:182
1670199280,27cyclictest0-21swapper/207:16:572
1669899280,27cyclictest0-21swapper/107:15:161
16701992723,3cyclictest0-21swapper/210:16:162
1670199270,26cyclictest0-21swapper/211:47:142
1670199270,26cyclictest0-21swapper/211:21:522
1670199270,26cyclictest0-21swapper/208:29:002
1669899270,26cyclictest0-21swapper/111:52:291
1669899270,26cyclictest0-21swapper/109:51:371
1669899270,26cyclictest0-21swapper/109:38:491
1669899270,26cyclictest0-21swapper/109:15:311
1669899270,26cyclictest0-21swapper/107:57:481
1669899270,26cyclictest0-21swapper/107:53:241
16701992618,7cyclictest0-21swapper/207:48:362
1670199260,25cyclictest0-21swapper/209:01:512
16698992622,3cyclictest0-21swapper/109:44:161
16698992622,3cyclictest0-21swapper/108:18:131
1669899260,25cyclictest0-21swapper/110:35:081
1669899260,25cyclictest0-21swapper/108:24:451
16698992522,3cyclictest0-21swapper/112:36:561
16698992522,3cyclictest0-21swapper/112:36:561
16698992522,3cyclictest0-21swapper/111:06:131
16698992522,3cyclictest0-21swapper/110:44:261
16698992522,3cyclictest0-21swapper/108:41:401
16698992522,2cyclictest0-21swapper/110:08:321
16698992522,2cyclictest0-21swapper/108:04:221
16698992522,2cyclictest0-21swapper/107:42:001
16698992521,3cyclictest0-21swapper/109:05:221
16698992521,3cyclictest0-21swapper/109:05:211
1669899250,24cyclictest0-21swapper/111:43:561
1669899250,24cyclictest0-21swapper/107:47:581
1669899250,24cyclictest0-21swapper/107:20:431
16698992422,2cyclictest0-21swapper/112:26:381
16698992422,2cyclictest0-21swapper/112:00:111
16698992422,2cyclictest0-21swapper/110:59:561
16698992422,2cyclictest0-21swapper/109:31:091
16698992422,2cyclictest0-21swapper/108:51:341
16698992422,2cyclictest0-21swapper/107:37:091
16698992421,3cyclictest0-21swapper/112:24:531
1669899240,23cyclictest0-21swapper/109:04:571
1670199231,21cyclictest0-21swapper/209:58:052
1669899230,23cyclictest0-21swapper/110:27:581
16701992219,2cyclictest749-21snmpd08:11:572
1670199220,21cyclictest0-21swapper/212:31:232
1670199220,21cyclictest0-21swapper/209:47:482
1670199220,21cyclictest0-21swapper/207:33:542
1669899220,3cyclictest0-21swapper/112:30:081
1669899220,21cyclictest0-21swapper/111:56:561
1669899220,21cyclictest0-21swapper/111:38:261
1669899220,21cyclictest0-21swapper/111:02:381
1669899220,21cyclictest0-21swapper/110:52:251
1669899220,21cyclictest0-21swapper/110:47:261
1669899220,21cyclictest0-21swapper/110:21:201
1669899220,21cyclictest0-21swapper/109:59:531
1669899220,21cyclictest0-21swapper/109:10:071
1669899220,21cyclictest0-21swapper/108:58:151
1669899220,21cyclictest0-21swapper/108:32:241
1669899220,21cyclictest0-21swapper/108:11:181
16694992218,2cyclictest749-21snmpd11:30:230
1669499220,21cyclictest0-21swapper/007:56:210
1669499220,21cyclictest0-21swapper/007:29:150
16701992118,2cyclictest749-21snmpd10:28:472
16701992118,2cyclictest749-21snmpd09:18:342
1670199211,19cyclictest0-21swapper/211:41:562
1670199211,16cyclictest0-21swapper/209:50:112
1670199210,4cyclictest0-21swapper/207:51:362
1670199210,2cyclictest0-21swapper/210:54:592
1670199210,21cyclictest0-21swapper/210:34:172
1670199210,20cyclictest0-21swapper/210:13:412
1670199210,20cyclictest0-21swapper/208:34:482
1670199210,20cyclictest0-21swapper/207:12:332
16698992118,3cyclictest0-21swapper/111:47:371
16698992117,3cyclictest0-21swapper/110:17:441
1669899210,2cyclictest0-21swapper/109:46:151
1669899210,20cyclictest0-21swapper/112:15:201
1669899210,20cyclictest0-21swapper/111:33:291
1669899210,20cyclictest0-21swapper/111:23:291
1669899210,20cyclictest0-21swapper/111:18:531
1669899210,20cyclictest0-21swapper/111:13:261
1669899210,20cyclictest0-21swapper/109:29:101
1669899210,20cyclictest0-21swapper/108:45:481
1669899210,20cyclictest0-21swapper/108:38:121
1669899210,20cyclictest0-21swapper/108:06:481
1669899210,20cyclictest0-21swapper/107:30:331
1669899210,20cyclictest0-21swapper/107:26:511
16694992118,2cyclictest749-21snmpd09:13:580
16694992117,2cyclictest17760-21sadc12:25:000
16694992117,1cyclictest752-21lldpd08:36:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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